{"nhtsa_id":10037256,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-05-16","date":"2010-10-26","document_id":"SB-12-10","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN","mfr_system":null,"summary":"PETERBILT: WHEN THERE IS A FAN HUB OR COOLING ISSUE SUCH AS AN AUDIBLE AIR LEAK THERE NEEDS TO BE AN INSPECTION OF THE AIR SUPPLY LINE. *RM","document":null,"url":"https://open.wenmarpro.com/bulletins/10037256","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-fan","name":"Cooling fan","parent":"engine"},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"PETERBILT","model":"PETERBILT","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}